英语释义

1. containing more than one atom of acid hydrogen

2. polyhydroxy —used especially of alcohols and phenols

片语

polyhydric alcohols多羟基醇

Polyhydric intelligence智能强项

polyhydric acid翻译

polyhydric booze多元醇

polyhydric alcohol polyol多元醇

polyhydric alcohol[有化] 多元醇

polyhydric salt多酸式盐

polyhydric phenol[有化] 多元酚

英汉例句

• The polyhydric alcohol having 4 or more carbon atoms may be diethylene glycol or triethylene glycol.

  具有至少4个碳原子的多元醇可以是二乙二醇或者三乙二醇。

• It is the essential measure of strengthening the teenagers health education to only set up the polyhydric education position of the school, student, parents, social multi-side participation.

  只有建立学校、家庭、社会以及教师、学生、家长等多方参与的多元教育阵地才是加强青少年性健康教育的根本措施。

• Abstr: The polyester polyol was prepared via hydroxylation, modification and esterification by using oleic acid, diacid (or anhydride) and polyhydric alcohol as raw materials.

  文章摘要：以可再生资源油酸、二元酸及小分子多元醇为原料，经环氧开环、支化改性、酯化合成油脂基聚酯多元醇。

• The development situation and synthetic process of halogenated polyether polyhydric alcohol are introduced in this paper, which can be used to produce fire retardant urethane foam.

  介绍了用于生产聚氨酯阻火泡沫用卤代聚醚多元醇的发展状况及合成工艺。

• A carbonaceous heat source composition for a non-combustion type smoking article according to the present invention includes carbon and 0.5 to 5% by weight of a polyhydric alcohol.

  一种非燃烧型吸烟物品用碳质热源组成物，其包含有碳，且含有多元醇的比例是0.5 ~ 5%重量。

• To this end an aspartic acid derivative and a fatty acid ester of a polyhydric alcohol are incorporated as additives in a base oil of e. g. mineral oil or synthetic oil type.

  为此，在例如矿物油或合成油类型的基础油中加入了作为添加剂的天门冬氨酸衍生物和多元醇的脂肪酸酯。

• The invention relates to a polyether ester polyhydric alcohol and the manufacturing method.

  一种聚醚酯多元醇及其制备方法，属于聚合物技术。

• PC-602 (A mixture of polyhydric alcohol phosphate ester, phosphate and polyphosphate) is a high efficient corrosion inhibitor used in cooling water, and it has an antiscaling property.

  是一种具有优良缓蚀作用和一定阻垢作用的高效水质稳定剂。